Question

which planet is known as the sister planet of earth and why

Answer 1

Venus is often called Earth's "sister planet" or "twin" because of 3 major similarities:

SizeMass, i.e. how much they weighComposition, i.e. what material they're made of

Further, Venus is the closest planet to Earth within the solar system.

Answer 2

Venus is the planet which is known as the sister planet of earth because it's size is almost equal to the earth and it is also said by the scientist that before thousands of years life exist on it.

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